If you are in the market for the best device to test your security system, then the 3.5 Inch TFT Wristband Security Tester that is available on Ankaka is an exact match. The device can be used to test security cameras during installation or routine maintenance and testing. You will also be able to avoid video surveillance cameras by detecting their location around you.

3.5" TFT display fits well on your wrist. An adjustable strap ensures that the device fits on different sizes of wrists. The device is bundled with two inbuilt speakers with high quality sound output for on-point testing.

An inbuilt rechargeable Li-ion battery (3.7V/2200mA) that takes 4 hours to recharge offers 5-6 hours of use when the device is not connected to an external power source. A well labeled on/off button enables you to switch the device on and off when needed for manual power saving. The device automatically shuts down it goes for 3 minutes without receiving any video signal. This comes in handy in case you forget to switch it off after use.